10434636018 has 24 divisors (see below), whose sum is σ = 22615635900. Its totient is φ = 3477095424.

The previous prime is 10434636001. The next prime is 10434636031. The reversal of 10434636018 is 81063643401.

It is a happy number.

10434636018 is a `hidden beast` number, since 1 + 0 + 4 + 3 + 4 + 636 + 0 + 18 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8393674689 + 2040961329 = 91617^2 + 45177^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34423 + ... + 148506.

Almost surely, 2^10434636018 is an apocalyptic number.

10434636018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10434636018 is an abundant number, since it is smaller than the sum of its proper divisors (12180999882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10434636018 is a wasteful number, since it uses less digits than its factorization.

10434636018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186106 (or 186103 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 10434636018 in words is "ten billion, four hundred thirty-four million, six hundred thirty-six thousand, eighteen".